Kulir 100 Full Story Explained (2009)
Kulir 100° is a 2009 Tamil teen drama that hits you like a cold wave and a hot slap at the same time. Directed by Anita Udeep in her Tamil debut, the film stars Sanjeev Karthick as Surya, a violent boy who promises his mother he will change. He joins a fancy hill station school, but the rich bullies there push him to the edge. When his only friend is killed, Surya breaks his promise and goes on a bloody revenge spree. The movie ends with a heartbreaking twist — his mother dies in a road accident while he is away. It is an unofficial remake of the Swedish film Evil (2003), and it tries to mix cool visuals with raw emotion. The title means 'Cold 100°', and the director says it stands for opposites attracting — just like the hot and cold sides of Surya's life.
A violent promise
Surya is the son of a gangster. He studies at a school in Chengalpattu, and he has his father's hot temper. One day, he beats up a teacher and gets expelled. His mother, who is separated from her husband, is heartbroken. She makes Surya promise he will never use violence again.
Full Plot
Surya is the son of a gangster, and he studies at a school in Chengalpattu. He has his father's violent temper. One day, he beats up a teacher and gets expelled. His mother, who is separated from her criminal husband, is devastated. She wants Surya to grow up as a model citizen, not a thug. Surya loves his mother deeply, so he promises her he will never use violence again. She then sends him to Lake View School, a boarding school in a beautiful hill station.
At Lake View School, Surya is an outsider. The students are rich and snooty. The seniors, led by a bully named Rohit, look down on him because he is poor. They tease him, push him, and humiliate him in front of everyone. But Surya keeps his cool. He remembers his mother's words and tries to be a good student. He makes two friends — Babloo, a kind boy who stands by him, and Tanya, the principal's daughter, who has a soft corner for him. Tanya is smart and brave, and she defends Surya whenever she can.
Rohit and his gang do not stop. They increase the pressure, hoping Surya will snap. But Surya stays calm, even when Rohit slaps him. The other students are surprised by his restraint. Surya thinks he is winning by not fighting back. But the bullies only get bolder. One day, they go too far. They attack Babloo and murder him. Surya finds his friend's body, and his world collapses.
Grief and rage take over Surya. He breaks his promise to his mother and goes on a revenge spree. He hunts down Rohit and his gang one by one. He does not care about school, rules, or his future. He only wants blood. The boy who tried so hard to be good becomes the monster he feared. He defeats the bullies and walks out of the school, covered in bruises and blood.
Surya goes home to his mother, hoping to see her smile. But when he reaches, his father tells him the terrible news — his mother died in a road accident while he was away. She never got to see the good boy she wanted. The film ends with Surya standing alone, holding the weight of his broken promise. The message is clear — violence only leads to more loss. There is no happy ending.
Characters
Surya
Surya is the son of a gangster, and he inherits his father's violent temper. He loves his mother deeply and promises her he will stop fighting. He joins Lake View School to start fresh, but the bullies push him to the edge. When his only friend Babloo is murdered, Surya breaks his promise and goes on a revenge spree. He wins the fight but loses his mother in a road accident, leaving him alone with his guilt.
Tanya
Tanya is the principal Yeshwanth Raj's daughter. She is smart, kind, and brave. She has a soft corner for Surya and stands up for him when the bullies attack. She is one of the few people who see the good in him. In the end, she watches Surya fall into darkness, but she cannot stop him.
Babloo
Babloo is Surya's only friend at Lake View School. He is kind, loyal, and stands by Surya when everyone else bullies him. He becomes the target of Rohit's gang because of his friendship with Surya. Rohit and his gang murder Babloo, which triggers Surya's violent revenge.
Rohit
Rohit is the school bully and the leader of the senior gang. He is rich, arrogant, and cruel. He looks down on Surya because he is poor. He teases, humiliates, and physically attacks Surya. He and his gang murder Babloo, which sets off the final conflict. Surya defeats him in the end.
Surya's mother
Surya's mother is separated from her gangster husband. She wants her son to grow up as a model citizen, not a violent criminal. She makes Surya promise to stop fighting and sends him to Lake View School. She dies in a road accident while Surya is away taking revenge, never knowing if he kept his promise.
Yeshwanth Raj
Yeshwanth Raj is the principal of Lake View School and Tanya's father. He runs the school but does not control the bullies. He is a background figure who fails to protect students like Surya and Babloo from Rohit's violence.
Themes
Violence vs. peace
Surya is born into violence because of his father, but his mother wants him to choose peace. He tries hard to stay calm, even when bullies attack him. But when Babloo is murdered, he cannot control his rage. The film shows that violence is a cycle — it destroys everyone, even the person who uses it.
Class and bullying
Lake View School is full of rich students who look down on Surya because he is poor. Rohit bullies him not just for fun, but because Surya does not belong to their world. The film shows how class divides create cruelty in schools. Surya is targeted because he is different, not because he did anything wrong.
Promises and guilt
Surya makes a promise to his mother that he will never fight again. He keeps that promise for a long time, even when it hurts. But when Babloo dies, he breaks it. The film ends with him realizing that his mother died while he was breaking his promise. The guilt stays with him forever.
Love and loss
Surya loves two people — his mother and his friend Babloo. Both are taken from him because of violence. His mother dies in an accident while he is away taking revenge. The film shows that love cannot survive when anger takes over. Loss becomes the only thing Surya has left.
Ending Explained
The ending of Kulir 100° is tragic and bittersweet. After Babloo is murdered, Surya breaks his promise to his mother and goes on a revenge spree. He hunts down Rohit and his gang one by one. He defeats them all, but he is covered in blood and bruises. He walks out of Lake View School, believing he has won. He goes home to his mother, hoping to see her smile and tell her he is safe. But when he reaches, his father gives him the devastating news — his mother died in a road accident while Surya was away. She never got to see the good boy she wanted. She died alone, not knowing if her son kept his promise. Surya stands there, holding the weight of his broken promise and the loss of the two people he loved most — Babloo and his mother. The film ends with a clear message: violence only leads to more loss. There is no happy ending. Surya's revenge cost him everything. The director leaves the audience with the feeling that some promises cannot be undone, and some losses cannot be healed.
Frequently Asked Questions
No, Kulir 100° is not based on a true story. It is an unofficial adaptation of the Swedish film Evil (2003). The Swedish film was inspired by a novel by Jan Guillou, which was loosely based on his own school experiences. So the core idea comes from real bullying, but the Tamil film is a fictional adaptation.
Kulir 100° translates to 'Cold 100°' in English. The director Anita Udeep said the title represents opposites attracting — cold and hot together. It reflects the film's themes of violence and peace, love and loss, and the contrast between the cool hill station and the hot emotions of the characters.
Kulir 100° was written, directed, and produced by Anita Udeep. It was her Tamil debut as a director. She spent almost a year screen-testing actors before finalizing Sanjeev Karthick and Riya Bamniyal as the lead pair. The film was shot in locations like Switzerland, Kullu, Manali, Yercaud, Ooty, and London.
Kulir 100° has a U/A certificate from the Indian censor board. This means it is suitable for viewers above 12 years old, but parental guidance is recommended for younger children. The film includes a kissing scene between the lead actors and violent revenge sequences, so it is not ideal for very young kids.
Two songs from Kulir 100° became popular — 'Hip Hop Hurray' and 'Manasellam'. The music was composed by Bobo Shashi in his debut film. 'Manasellam' was sung by Silambarasan in an unplugged version and by Ranjith in the regular version. The soundtrack also includes tracks like 'Boom' and 'Siragindri Parakkalam'.